CN211419834U - Centrifugal filtering device for recycling lithium carbonate from waste lithium battery - Google Patents

Abstract

The utility model discloses a centrifugal filter device for recycling lithium carbonate from waste lithium batteries, which relates to the field of battery recycling and comprises a device box. The output end of the motor is connected with a rotating shaft that penetrates into the inside of the device box, and the outer side of the rotating shaft is provided with a stirring shaft, the top of the inner wall of the device box is provided with a filter screen, and the bottom of the filter screen is connected with a connecting plate. The utility model can drive the installation rod and the water tank to move upward through the provided air cylinder, so that the installation rod can drive the connecting plate to move up and down, and the connecting plate is connected with the slider, which facilitates the movement of the connecting plate and makes the mesh of the filter mesh. It can be enlarged and shrunk. When the connecting plate moves down, the mesh of the filter mesh is expanded, which facilitates the cleaning of the filter mesh, effectively improves the work efficiency, saves time, and saves manpower.

Description

A centrifugal filter device for recycling lithium carbonate from waste lithium batteries

technical field

The utility model relates to a battery recovery device, in particular to a centrifugal filter device for recovering lithium carbonate from a waste lithium battery.

Background technique

Lithium carbonate includes a variety of different products such as industrial lithium carbonate, medical lithium carbonate, high-purity lithium carbonate and battery-grade lithium carbonate. The requirements for the purity of the products are also getting higher and higher. The Chinese patent with the application number CN107540004A discloses a method for recycling battery-grade lithium carbonate from the positive electrode powder of waste lithium iron phosphate batteries, using alkali washing, acid leaching, sodium carbonate precipitation and other methods. To recover lithium carbonate, filtration is one of the steps, and a filtration device is also required.

However, the filtering method of the existing filter device for recovering lithium carbonate from waste lithium batteries is not good, which leads to the need to filter many times to remove excess substances, which affects the normal operation of the device and reduces the work efficiency. After completion, the filter residue cannot be cleaned reasonably, which wastes time and affects the practicability of the device.

Utility model content

The purpose of this utility model is to provide a centrifugal filter device for recycling lithium carbonate from waste lithium batteries, so as to solve the problem that the filtering method of the existing filter device for recycling lithium carbonate from waste lithium batteries proposed in the above-mentioned background technology is not good, resulting in the need to filter Excluding excess substances many times affects the normal operation of the device and reduces the work efficiency. At the same time, the existing filter device cannot reasonably clean the filter residue after the filtration is completed, which wastes time and affects the practicability of the device. The problem.

To achieve the above object, the utility model provides the following technical solutions:

A centrifugal filter device for recycling lithium carbonate from a waste lithium battery, comprising a device box, a motorized compartment is arranged on the top of the device box, and a motor is installed inside the motorized compartment, and an output end of the motor is connected to a device that penetrates into the inside of the device box. The rotating shaft is provided with a stirring shaft on the outside of the rotating shaft, the top of the inner wall of the device box is provided with a filter screen, and the bottom of the filter screen is connected with a connecting plate, both sides of the inner wall of the device box are provided with mounting plates, and the installation One side of the plate is provided with a chute, the interior of the chute is slidably connected with a sliding block, and the sliding block is connected with the connecting plate, the interior of the device box is provided with a baffle plate, and the bottom of the inner wall of the device box is installed with a sliding block. The top of the cylinder is provided with a water tank, the top of the water tank is provided with a mounting rod that penetrates to the top of the baffle and is connected with the connecting plate, and a feeding pipe is provided on one side of the device box. The other side is provided with a discharge pipe.

As a further solution of the present invention, mounting blocks are provided on both sides of the motor inside the motor compartment, and a groove is provided on one side of the mounting blocks.

As a further solution of the present invention, a limiting column connected to the motor is arranged inside the groove, and a spring is arranged on the outer side of the limiting column.

As a further solution of the present utility model: the inner wall of the motor compartment is provided with sound-absorbing cotton, and the material of the sound-absorbing cotton is petroleum fiber cotton.

As a further solution of the present invention, the bottom of the device box is provided with a base, and both sides of the top of the base are provided with through holes.

As a further solution of the present invention, the rotating shaft and the stirring shaft are both located inside the filter screen.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The set motor can drive the rotating shaft to rotate, and the rotating shaft can drive the stirring shaft to rotate, so that the filtered liquid can rotate under the action of centrifugal force, so that the impurities in the liquid can be adsorbed on the filter under the action of the flocculant. Inside the net, the filtering effect is better;

2. The installed air cylinder can drive the installation rod and the water tank to move upward, so that the installation rod can drive the connecting plate to move up and down, and the connecting plate is connected with the slider, which facilitates the movement of the connecting plate and enables the mesh of the filter to be able to move up and down. When the connecting plate moves down, the mesh of the filter mesh is enlarged, which facilitates the cleaning of the filter mesh, effectively improves the work efficiency, saves time, and saves manpower.

Description of drawings

1 is a schematic diagram of the internal structure of a centrifugal filter device for recycling lithium carbonate from a waste lithium battery;

Fig. 2 is a schematic diagram of a partial structure of a centrifugal filter device for recycling lithium carbonate from a waste lithium battery;

3 is an enlarged view of a centrifugal filter device A for recycling lithium carbonate from a waste lithium battery;

FIG. 4 is a front view of a centrifugal filter device for recovering lithium carbonate from a waste lithium battery.

In the picture: 1. Device box; 2. Motorized warehouse; 3. Motor; 4. Rotating shaft; 5. Stirring shaft; 6. Filter screen; 7. Connecting plate; 8. Mounting plate; 9. Chute; 10. Slider ;11, baffle; 12, installation rod; 13, water tank; 14, cylinder; 15, feed pipe; 16, discharge pipe; 17, silencer cotton; 18, limit post; 19, spring; 20, installation block ; 21, groove; 22, base; 23, through hole.

Detailed ways

Referring to FIGS. 1 to 4 , in the embodiment of the present invention, a centrifugal filter device for recycling lithium carbonate from waste lithium batteries includes a device box 1 , a motorized compartment 2 is arranged on the top of the device box 1 , and the interior of the motorized compartment 2 is installed There is a motor 3, the output end of the motor 3 is connected with a rotating shaft 4 that penetrates into the interior of the device box 1, and the outer side of the rotating shaft 4 is provided with a stirring shaft 5, the top of the inner wall of the device box 1 is provided with a filter screen 6, and the bottom of the filter screen 6 is provided A connecting plate 7 is connected, both sides of the inner wall of the device box 1 are provided with a mounting plate 8, and one side of the mounting plate 8 is provided with a chute 9, the interior of the chute 9 is slidably connected with a slider 10, and the slider 10 and the The connecting plate 7 is connected, a baffle plate 11 is arranged inside the device box 1, a cylinder 14 is installed at the bottom of the inner wall of the device box 1, and a water tank 13 is arranged on the top of the cylinder 14, and the top of the water tank 13 is provided with a water tank 11 that penetrates to the baffle plate 11. The installation rod 12 on the top and connected with the connecting plate 7 is provided with a feeding pipe 15 on one side of the device box 1 , and a discharging pipe 16 is provided on the other side of the device box 1 .

The utility model can drive the installation rod 12 and the water tank 13 to move upward through the provided air cylinder 14, so that the installation rod 12 can drive the connecting plate 7 to move up and down, and the connecting plate 7 is connected with the slider 10, which facilitates the connection of the connecting plate 7. Move, so that the mesh of the filter screen 6 can be enlarged and reduced, when the connecting plate 7 moves down, the mesh of the filter screen 6 is enlarged, which facilitates the cleaning of the filter screen 6 and effectively improves the work efficiency. Save time and save manpower.

Please refer to FIG. 1 , the motor compartment 2 is provided with mounting blocks 20 on both sides of the motor 3 , and one side of the mounting block 20 is provided with a groove 21 , and the interior of the groove 21 is provided with a limiter connected to the motor 3 The positioning column 18 is provided with a spring 19 on the outer side of the limiting column 18, and the inner wall of the motor compartment 2 is provided with a sound-absorbing cotton 17, and the material of the sound-absorbing cotton 17 is petroleum fiber cotton.

The centrifugal filter device for recovering lithium carbonate from waste lithium batteries can minimize the vibration of the motor 3 as much as possible through the cooperation of the spring 19 and the limit post 18, and at the same time, the muffler cotton 17 can also reduce the vibration of the motor as much as possible. 3 The noise generated is beneficial to people's related operations.

Please refer to FIGS. 1 and 4 , the bottom of the device box 1 is provided with a base 22 , and both sides of the top of the base 22 are provided with through holes 23 .

The centrifugal filter device for recovering lithium carbonate from a waste lithium battery can install the device box 1 in a fixed position through the provided through holes 23, which is convenient for people to use.

Please refer to FIG. 1 , the rotating shaft 4 and the stirring shaft 5 are both located inside the filter screen 6 .

This kind of centrifugal filter device for recycling lithium carbonate from waste lithium battery can make the liquid adsorb impurities on the filter screen 6 under the action of centrifugal force by the rotating shaft 4 and the stirring shaft 5 being located inside the filter screen 6, and the use effect is better.

The working principle of the utility model is: when the utility model is used, the substances to be filtered are put into the inside of the device box 1 from the feeding pipe 15, and then the flocculant and other substances are put into the device box 1 through the feeding pipe 15. Inside (for specific operations, please refer to the Chinese patent with patent number CN107540004A), at this time, the motor 3 is turned on, the motor 3 drives the rotating shaft 4 and the stirring shaft 5 to rotate, and the stirring shaft 5 stirs the material into a liquid, and the impurities in the liquid are flocculated at this time. Under the action of the flocculation agent, since the motor 3 drives the stirring shaft 5 to rotate, the liquid rotates under the action of centrifugal force, and the impurities in the liquid are better removed, and the removed impurities are attached to the filter screen 6. When cleaning the filter screen 6, the air cylinder 14 can be opened, and the air cylinder 14 drives the water tank 13 and the installation rod 12 to move downward, so that the installation rod 12 drives the connecting plate 7 to move downward. The block 10 slides inside the chute 9, and the connecting plate 7 pulls the filter screen 6 downward. When pulled to a certain extent, the safety door on the outer surface of the device box 1 can be opened, and then the filter screen 6 is washed with a water gun, and the washing is completed. Then close the safety door to facilitate the next operation.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. The technical solution of the utility model and its utility model concept are equivalently replaced or changed, and should be covered within the protection scope of the present utility model.

Claims (6)

1. A centrifugal filter device for recycling lithium carbonate from waste lithium batteries, comprising a device box (1), characterized in that: a motorized compartment (2) is provided on the top of the device box (1), and the A motor (3) is installed inside, the output end of the motor (3) is connected with a rotating shaft (4) that penetrates into the inside of the device box (1), and a stirring shaft (5) is arranged on the outside of the rotating shaft (4). The top of the inner wall of the device box (1) is provided with a filter screen (6), and the bottom of the filter screen (6) is connected with a connecting plate (7), and both sides of the inner wall of the device box (1) are provided with mounting plates (8). ), and one side of the mounting plate (8) is provided with a chute (9), and a slider (10) is slidably connected to the inside of the chute (9), and the slider (10) is in contact with the connecting plate (7). connection, a baffle plate (11) is arranged inside the device box (1), a cylinder (14) is installed at the bottom of the inner wall of the device box (1), and a water tank (13) is arranged on the top of the cylinder (14), The top of the water tank (13) is provided with a mounting rod (12) which penetrates to the top of the baffle (11) and is connected with the connecting plate (7), and a feeding pipe is provided on one side of the device box (1). (15), the other side of the device box (1) is provided with a discharge pipe (16). 2. A centrifugal filter device for recovering lithium carbonate from a waste lithium battery according to claim 1, characterized in that, both sides of the motor (3) inside the motor compartment (2) are provided with mounting blocks (20) , and a groove (21) is provided on one side of the mounting block (20). 3 . The centrifugal filter device for recycling lithium carbonate from a waste lithium battery according to claim 2 , wherein the groove ( 21 ) is provided with a limit post ( 18 ) connected to the motor ( 3 ) inside the groove ( 21 ). 4 . ), and a spring (19) is arranged on the outer side of the limiting column (18). 4. A centrifugal filter device for recovering lithium carbonate from a waste lithium battery according to claim 1, characterized in that, the inner wall of the motor compartment (2) is provided with a muffler cotton (17), and the muffler cotton (17) is The material is petroleum fiber cotton. 5 . The centrifugal filter device for recycling lithium carbonate from waste lithium batteries according to claim 1 , wherein a base ( 22 ) is provided at the bottom of the device box ( 1 ), and two tops of the base ( 22 ) are provided with a base ( 22 ). 6 . Both sides are provided with through holes (23). 6 . The centrifugal filter device for recycling lithium carbonate from a waste lithium battery according to claim 1 , wherein the rotating shaft ( 4 ) and the stirring shaft ( 5 ) are both located inside the filter screen ( 6 ). 7 .

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